Shenzhen WellRoll Optoelectronic Technology Co.,Ltdfounded in June 2018, the company is located in Baoan District, Shenzhen. We are a collection of winding film materials R & D, production and sales in one. Our company has the most advanced flexible film coil counter-coil magnetron sputtering coating equipment and the most advanced imported core coating cathode, as well as the most experienced domesti...